package com.mc.run;


import java.io.IOException;

import org.apache.lucene.analysis.Analyzer;
import org.apache.lucene.analysis.standard.StandardAnalyzer;
import org.apache.lucene.document.Document;
import org.apache.lucene.document.Field;
import org.apache.lucene.document.TextField;
import org.apache.lucene.index.DirectoryReader;
import org.apache.lucene.index.IndexWriter;
import org.apache.lucene.index.IndexWriterConfig;
import org.apache.lucene.queryparser.classic.ParseException;
import org.apache.lucene.queryparser.classic.QueryParser;
import org.apache.lucene.search.IndexSearcher;
import org.apache.lucene.search.Query;
import org.apache.lucene.search.ScoreDoc;
import org.apache.lucene.store.Directory;
import org.apache.lucene.store.FSDirectory;
import org.apache.lucene.store.RAMDirectory;
import org.apache.lucene.util.Version;

public class Test {

    public static void main(String[] args) throws IOException, ParseException {
        // TODO Auto-generated method stub
        Analyzer analyzer = new StandardAnalyzer(Version.LUCENE_CURRENT);

        // Store the index in memory:
        Directory directory = new RAMDirectory();
        // To store an index on disk, use this instead:
        //Directory directory = FSDirectory.open("/tmp/testindex");

        IndexWriterConfig config = new IndexWriterConfig(Version.LUCENE_CURRENT, analyzer);
        IndexWriter iwriter = new IndexWriter(directory, config);

        Document doc = new Document();
        String text = "This is the text to be indexed and text.";
        doc.add(new Field("fieldname", text, TextField.TYPE_STORED));
        iwriter.addDocument(doc);
        iwriter.close();

        // Now search the index:
        DirectoryReader ireader = DirectoryReader.open(directory);
        IndexSearcher isearcher = new IndexSearcher(ireader);
        // Parse a simple query that searches for "text":
        QueryParser parser = new QueryParser(Version.LUCENE_CURRENT, "fieldname", analyzer);
        Query query = parser.parse("text");
        ScoreDoc[] hits = isearcher.search(query, null, 1000).scoreDocs;
        //assertEquals(1, hits.length);
        System.out.println(hits.length);
        // Iterate through the results:
        for (int i = 0; i < hits.length; i++) {
            Document hitDoc = isearcher.doc(hits[i].doc);
            //assertEquals("This is the text to be indexed.", hitDoc.get("fieldname"));
             System.out.println(hitDoc.get("fieldname"));
        }
        ireader.close();
        directory.close();

    }

}
